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Neptune in 30s — $2.49
Cheaper than a paint sample ($6–12) — backed by an automatic refund guarantee
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About Neptune
Neptune is a dark blue paint colour by PPG Paints with a cool, blue undertone. Its cool quality creates a calming, restful atmosphere, making it a popular choice for modern interiors. It is particularly well suited to feature walls, dining rooms, bedrooms. Use our colour visualiser to see how Neptune looks in your own room before committing to a purchase.
Where to buy Neptune
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Frequently asked questions about Neptune
What undertone does Neptune have?↓
Neptune by PPG Paints has a cool, blue undertone. It is a cool dark colour that falls within the blue family. This makes it calming and serene in most lighting conditions.
Is Neptune good for small rooms?↓
Neptune is a dark colour, so it may make very small rooms feel more enclosed. However, it can create a dramatic, cocooning effect in feature walls and dining rooms. Pair it with lighter trim and furnishings to balance the depth.
What colours go well with Neptune?↓
Neptune pairs beautifully with warm neutrals, creamy whites, and natural wood tones to add warmth, or with other cool shades like sage green and soft grey for a cohesive palette.
How can I test Neptune before buying?↓
You can test Neptune by PPG Paints instantly using our paint colour visualiser. Simply upload a photo of your room and see exactly how Neptune will look on your walls - no tester pots needed. It takes just 30 seconds and you can compare multiple colours side by side.
Which rooms suit Neptune best?↓
Based on its dark tone and cool undertone, Neptune works especially well in feature walls, dining rooms, bedrooms. Darker shades like this add depth and drama, creating an intimate atmosphere.
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Test This Color Now →Neptune by PPG Paints
See your room in Neptune — $2.49